Metrology
Metrology
MaraMeter 840 FM Indicating Snap Gage
EN
Product features
  • Rugged, forged steel frame with heat insulators
  • Measuring spindle is mounted in long guide way with lever-controlled retraction
  • Measuring spindle and anvil spindle made of hardened stainless steel; with extending carbide-tipped measuring jaws
  • Anvil spindle can easily be fine adjusted
  • Constant measuring force as a result of built-in spring, thus eliminating user influence
  • Maximum wear resistance due to non-contact positioning in conjunction with carbide-tipped measuring faces in conjunction with carbide-tipped measuring faces
  • Technical data

Order no.Product typeMeasuring range mmMeasuring range inchesTooth spansDistance of movable anvil_mmSize of measuring surface in mmParallel error in µmFlatness in µmRepeatability fw (µm)Measuring force
4452000
840 FM
0 - 40
0 - 1.57"
0.5
2 mm
12 x 12 mm
2 µm
0.5 µm
1 µm
7.5 N
4452001
840 FM
40 - 80
1.57 - 3"
0.5
2.5 mm
12 x 12 mm
3 µm
0.5 µm
1 µm
7.5 N
4452002
840 FM
80 - 130
3 - 5"
1
2.5 mm
15 x 17 mm
3 µm
0.5 µm
1 µm
9 N
4452003
840 FM
130 - 180
5 - 7"
1
2.5 mm
15 x 17 mm
3 µm
0.5 µm
1 µm
9 N